PCI Express x1 compliant
921.6 Kbps maximum baud rate for super fast data transmission
256-byte FIFO and on-chip H/W, S/W flow control
Low profile form factor fits small-sized PCs
Drivers provided for Windows (7 x86/x64, XP/2003/Vista/7 x86/x64, 2000), Linux 2.4, Linux 2.6 (x86/x64), Windows XP Embedded
15 KV ESD protection on the board
DB9F to Terminal Block 5 pin Adapter (Optional)
8 port RS-422/485 PCI Express boards designed for industrial automation applications that require a long distance, multi-point, PC-based data acquisition solution.
RS-485 multidrop for up to 31 devices within 1.2 km
The board have 8 RS-422/485 serial ports, each of which can achieve data rates up to 921.6 Kbps. In RS-485 mode, each port on the board can connect up to 31 daisy-chained RS-485 devices within a range of 1.2 km.
600W Surge Protection for each port (optional by using one DB9F to Terminal Block Adapter for each port)

Controller : 16C1050 compatible
Bus : PCI Express x1
Connector on the board : VHDC68 Female
Terminal Block : DB9F to Terminal Block 5 pin Adapter (Optional)
Surge : 600W Surge Protection (Optional)
Number of Serial Ports : 8 x RS-422/485
Serial Line Protection : ESD Protection 15 KV on the board
Baud rate : 75 bps to 921.6 Kbps
Data Bits : 5, 6, 7, 8
Stop Bits : 1, 1.5, 2
Parity : None, Even, Odd, Space, Mark
Flow Control : XON/XOFF
Serial Signals

RS422 :       TxD+(B), TxD-(A), RxD+(B), RxD-(A), GND
RS485-4w : TxD+(B), TxD-(A), RxD+(B), RxD-(A), GND
RS485-2w : Data+(B), Data-(A), GND

Driver Support

Operating Systems Windows 2000, Windows XP/2003/Vista/7 x86/x64
Linux 2.4, Linux 2.6 x86/x64
QNX 5
Windows XP Embedded

Operating Temperature : -20°C ~ 75°C
Storage Temperature : -40°C ~ 85°C
Ambient Relative Humidity : 5% ~ 95% (non-condensing)
Standards and Certifications : EMC, CE, FCC

DB9M Pin Assignments

DB9F to 5pin Terminal Block Surge Adapter Pins